321718488

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{7753}}^1$

素因数の和:7801

約数の個数: 128

約数和(自身を含む): 1042137600

約数和(自身を除く): 720419112

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 13, 14, 19, 21, 24, 26, 28, 38, 39, 42, 52, 56, 57, 76, 78, 84, 91, 104, 114, 133, 152, 156, 168, 182, 228, 247, 266, 273, 312, 364, 399, 456, 494, 532, 546, 728, 741, 798, 988, 1064, 1092, 1482, 1596, 1729, 1976, 2184, 2964, 3192, 3458, 5187, 5928, 6916, 7753, 10374, 13832, 15506, 20748, 23259, 31012, 41496, 46518, 54271, 62024, 93036, 100789, 108542, 147307, 162813, 186072, 201578, 217084, 294614, 302367, 325626, 403156, 434168, 441921, 589228, 604734, 651252, 705523, 806312, 883842, 1031149, 1178456, 1209468, 1302504, 1411046, 1767684, 1914991, 2062298, 2116569, 2418936, 2822092, 3093447, 3535368, 3829982, 4124596, 4233138, 5644184, 5744973, 6186894, 7659964, 8249192, 8466276, 11489946, 12373788, 13404937, 15319928, 16932552, 22979892, 24747576, 26809874, 40214811, 45959784, 53619748, 80429622, 107239496, 160859244, 321718488]

約数ペア:

[(1, 321718488), (2, 160859244), (3, 107239496), (4, 80429622), (6, 53619748), (7, 45959784), (8, 40214811), (12, 26809874), (13, 24747576), (14, 22979892), (19, 16932552), (21, 15319928), (24, 13404937), (26, 12373788), (28, 11489946), (38, 8466276), (39, 8249192), (42, 7659964), (52, 6186894), (56, 5744973), (57, 5644184), (76, 4233138), (78, 4124596), (84, 3829982), (91, 3535368), (104, 3093447), (114, 2822092), (133, 2418936), (152, 2116569), (156, 2062298), (168, 1914991), (182, 1767684), (228, 1411046), (247, 1302504), (266, 1209468), (273, 1178456), (312, 1031149), (364, 883842), (399, 806312), (456, 705523), (494, 651252), (532, 604734), (546, 589228), (728, 441921), (741, 434168), (798, 403156), (988, 325626), (1064, 302367), (1092, 294614), (1482, 217084), (1596, 201578), (1729, 186072), (1976, 162813), (2184, 147307), (2964, 108542), (3192, 100789), (3458, 93036), (5187, 62024), (5928, 54271), (6916, 46518), (7753, 41496), (10374, 31012), (13832, 23259), (15506, 20748)]